Malware & Attacks

Infostealer

An infostealer is malware designed to exfiltrate credentials, cookies, browser sessions, and cryptocurrency wallets from infected endpoints. Infostealer logs are a major source of initial-access credentials sold on criminal markets and linked to follow-on ransomware.

Frequently Asked Questions

What is Infostealer?

An infostealer is malware designed to exfiltrate credentials, cookies, browser sessions, and cryptocurrency wallets from infected endpoints. Infostealer logs are a major source of initial-access credentials sold on criminal markets and linked to follow-on ransomware.

How is Infostealer related to Malware?

Infostealer and Malware are both key concepts in threat intelligence. Malware is any software designed to harm, exploit, or gain unauthorized access to a system. It includes viruses, worms, trojans, ransomware, spyware, adware, rootkits, and more. Detection relies on file hashes, behavioral signatures, and threat intelligence feeds.

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